gpio: uniphier: Bail out on gpiochip_lock_as_irq() error
gpiochip_lock_as_irq() may return a few error codes,
bail out if it fails with corresponding returned code.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/gpio/gpio-uniphier.c b/drivers/gpio/gpio-uniphier.c
index d3cf950..ed2bade 100644
--- a/drivers/gpio/gpio-uniphier.c
+++ b/drivers/gpio/gpio-uniphier.c
@@ -306,8 +306,7 @@ static int uniphier_gpio_irq_domain_activate(struct irq_domain *domain,
struct uniphier_gpio_priv *priv = domain->host_data;
struct gpio_chip *chip = &priv->chip;
- gpiochip_lock_as_irq(chip, data->hwirq + UNIPHIER_GPIO_IRQ_OFFSET);
- return 0;
+ return gpiochip_lock_as_irq(chip, data->hwirq + UNIPHIER_GPIO_IRQ_OFFSET);
}
static void uniphier_gpio_irq_domain_deactivate(struct irq_domain *domain,